remove explicit php invocation

bin/on-local-blogs

@@ -13,7 +13,8 @@
 
 dir=$(dirname $0)
 dir=${dir:-.}
-php="/opt/noblogs/bin/php-noblogs"
-${php} ${dir}/noblogs print-local-blogs | grep -v Warning \
-    | xargs -n 30 ${php} ${dir}/noblogs "$@"
+abs_dir=$(cd ${dir} && pwd)
+
+${dir}/noblogs print-local-blogs | grep -v Warning \
+    | xargs -n 30 ${abs_dir}/noblogs "$@"